81756081

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1823}}^1$

素因数の和:1994

約数の個数: 32

約数和(自身を含む): 133079040

約数和(自身を除く): 51322959

約数列:

[1, 3, 9, 11, 27, 33, 99, 151, 297, 453, 1359, 1661, 1823, 4077, 4983, 5469, 14949, 16407, 20053, 44847, 49221, 60159, 180477, 275273, 541431, 825819, 2477457, 3028003, 7432371, 9084009, 27252027, 81756081]

約数ペア:

[(1, 81756081), (3, 27252027), (9, 9084009), (11, 7432371), (27, 3028003), (33, 2477457), (99, 825819), (151, 541431), (297, 275273), (453, 180477), (1359, 60159), (1661, 49221), (1823, 44847), (4077, 20053), (4983, 16407), (5469, 14949)]